Question

What is semiconductor? Give their any two uses?

Answer 1

Semiconductor, any of a class of crystalline solids intermediate in electrical conductivity between a conductor and an insulator. 


Semiconductors are employed in the manufacture of various kinds of electronic devices, including diodes, transistors, and integrated circuits. 

Answer 2

hey here is ur answer.
Materials that have the resistance levels between those of a conductor and an insulator are reffered to as semiconductor. They are quite common, found in almost all electronic devices.
Good examples of semiconductor are germanium, selenium and silicon.
hope it helps!!!!